Physics · Computer Security
What is a Firewall in a computer network system?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The physical boundary of a network
- 2An operating system of a computer network
- 3A system designed to prevent unauthorized access✓
- 4A web browser used for secure surfing
Correct answer
A system designed to prevent unauthorized access
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